Myosotis
Myosotis is a flower in the Boraginaceae family. It grows best in full sun to part shade with medium moisture, and is listed for USDA zones 3-8. Plants reach maturity about 365–730 days after planting and sit about 6 inches apart.
Varieties
2 from True Leaf Market · sorted by days to maturity▸Compindi365–730 days
Non-GMO; Container; Perennial
2nd-year maturity. Myosotis sylvatica. Forget-Me-Not Seeds. Non-GMO, Perennial. Forget-Me-Not Myosotis Compindi seeds are one of the United Kingdom's most popular and thriving blooms and promise to add an equal amount of charm to your garden too. Myosotis Compindi matures as a neat 6-8 inch tall dwarfed perennial plant covered in dazzling half-inch clear sky florets. Myosotis Compindi is an ideal plant in rock gardens, walkways, and untamed woodland homes. Myosotis Compindi seeds natively thrive under moderate British summers and are an effortless grow to keep in the garden, home, or office all year long.
View on True Leaf Market ↗▸Sylvatica365–730 days
Container; Non-GMO
2nd Year Maturity. Forget-Me-Not sylvatica seeds promise an authentic and biennial touch of the United Kingdom in your garden. Myosotis sylvatica seeds grow herbaceous 9-12" tall dwarfed branching shrubs bursting with playful ½" royal blue florets. Forget-Me-Not sylvatica seeds are native to the temperate and cool summers of England, Wales, and Scotland and thrive in a variety of similarly moderate gardens across North America. Forget-Me-Not sylvatica seeds are self-seeding and ideal among bedding, rock gardens, and any open woodland space.
View on True Leaf Market ↗
Plant spacing
In a square-foot bed, space myosotis about 6 in apart — that fits 4 plants in each 1-foot square (2×2). Wider rows or containers space the same.
Plan your myosotis planting
Add myosotis to a free GardenDraft plan and get sow, transplant, and harvest dates computed for your ZIP code — with a drag-and-drop bed layout and reminders when it’s time to plant.
Start your free plan →At a glance
Growing timeline
Care & troubleshooting— extension-sourced, with citations
When to feed, prune & water
Attract beneficial insects and protect pollinators
Protection- Routine carePlant insectary flowers and tolerate light pestsstrong evidence — extension confidence
Grow a diversity of flowering plants (including small-flowered umbels and asters) to feed predators and parasitoids, and tolerate low pest numbers so natural enemies have prey to stick around.
- Routine careNever spray open bloomsstrong evidence — extension confidence
Avoid insecticides on flowering plants and apply any needed sprays in the evening when pollinators aren't active, and favor selective products over broad-spectrum ones to spare bees and beneficials.
Something looks wrong?
Describe what you see on your myosotisand we'll rank the likely causes — most likely first, least-invasive fix first.
Powdery mildew
Diseasemoderate- CulturalImprove airflow + remove worst leavesstrong evidence — extension confidence
Cut out the most heavily coated leaves and thin for airflow; avoid wetting foliage late in the day.
- OrganicPotassium-bicarbonate or sulfur - label use only· every 1 wk · ~4 wksmoderate evidence — extension confidence
Apply a labeled potassium-bicarbonate or sulfur fungicide weekly per the label. No sulfur within 2 weeks of oil or in high heat.
Aphids
Pestlow- CulturalBlast off with water· every 3 days · ~2 wksstrong evidence — extension confidence
Knock colonies off with a strong jet of water in the morning; repeat every few days. Light infestations rarely need more.
- OrganicInsecticidal soap - label use only· every 1 wk · ~3 wksmoderate evidence — extension confidence
For persistent colonies apply insecticidal soap to undersides per label. Avoid open flowers.